Behavioral task
behavioral1
Sample
2024-08-26_99666e0717ce500e1f1bc25339aef869_cryptolocker.exe
Resource
win7-20240704-en
General
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Target
2024-08-26_99666e0717ce500e1f1bc25339aef869_cryptolocker
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Size
25KB
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MD5
99666e0717ce500e1f1bc25339aef869
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SHA1
f1ab77362b5d12d17f1746f454b9de538933c348
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SHA256
7e65ea3e74c3761b908f896ed268e4cc3d54af27c5f01c8e4cd3a053692ff8b7
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SHA512
27d91c53b95de5fe1b72f4e380a434dc4e80830c7a212d70f5f624da458378af55ce92ecbf16c698db86d3ab5ef5c80e86f4ce8bdf7b52d2889498a5a18c8a03
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SSDEEP
384:bVCPwFRuFn65arz1ZhdaXFXSCVQTLfjDp6HMmHBdaKR:bVCPwFRo6CpwXFXSqQXfjAsmHBdZR
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 2024-08-26_99666e0717ce500e1f1bc25339aef869_cryptolocker unpack001/out.upx
Files
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2024-08-26_99666e0717ce500e1f1bc25339aef869_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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out.upx.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ